Best Running Shoes For November And December 2025 Calendar. For example, nike, adidas, and saucony tend to recycle their midsole designs for two years. These top picks excel in comfort, fit, and performance for various running styles, distances, and budgets.
From early leaks, compiling lists of colorways on a specific model, an updated release calendar, and everything in between. After reviewing running shoes for over a decade, we have a fair idea of the design refresh cycle.